Synthesis of 3-[5-(biphenyl-4-yl)pyrrol-2-yl]-1-phenylprop-2-yn-1-ones by palladium-free cross-coupling between pyrroles and haloalkynes on aluminum oxide
作者:L. N. Sobenina、Z. V. Stepanova、O. V. Petrova、J. Sh. Ma、G. Yang、A. A. Tatarinova、A. I. Mikhaleva、B. A. Trofimov
DOI:10.1007/s11172-013-0011-7
日期:2013.1
Cross-coupling of 2-(biphenyl-4-yl)pyrrolesderivedfrom 1-(biphenyl-4-yl)ethanone oximes and acetylene with 3-bromo-1-phenylprop-2-yn-1-one on aluminum oxide gave 3-[5-(biphe-nyl-4-yl)pyrrol-2-yl]-1-phenylprop-2-yn-1-ones in 35–46% yields.